Title: Coal powder phosphorous fertilizer and its production method
Application Number: 89100352 Application Date: 1989.01.20
Publication Number: 1036552 Publication Date: 1989.10.25
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C05B1/04,C05B5/00
Applicant(s) Name: Tianjiaan Power Plant, Huainan Address:
Inventor(s) Name: Gao Shixiang, Jiang Yunkui, Li Shifeng, Sun Zilun,
Attorney & Agent:
Abstract:
     The invention makes public a kind of fly ash phosphorous fertilizer and its production method. It is formed from the mixture of coal powder and phosphorous ore powder under the condition of high temp. heat pyrogenic process and sudden cooling. Ca4P2O9 in crystal structure is its main nutritious content. The said fertilizer has the advantages of low production cost, simple technological process, less power comsumption, little polution to environment, etc. and its effective transformation rate of phosphorous can reach 98%. This production method is available in the boiler of coal burning power plat and the ordinary pulverized coal furnace.
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